... additive, widely used in rubber, plastics, cosmetics, pharmaceuticals, chemical auxiliary agent industries etc.Stearic acid, also called octadecanoic acid ... and oils. It is a waxy solid, and its chemical formula is CH3(CH2)16COOH. Its name comes from the Greek ... curing agent, plastic heat stabilizer, wetting agent, textile softener, chemical fiber oil, antistatic agent, edible emulsifier; also used in ...